SN74LVCZ245A

OCTAL BUS TRANSCEIVER

WITH 3-STATE OUTPUTS

SCES275G – JUNE 1999 – REVISED AUGUST 2003

3

POST OFFICE BOX 655303

recommended operating conditions (see Note 4)

MIN

MAX

UNIT

VCC

Supply voltage

2.7

3.6

V

VIH

High-level input voltage

VCC = 2.7 V to 3.6 V

2

V

VIL

Low-level input voltage

VCC = 2.7 V to 3.6 V

0.8

V

VI

Input voltage

0

5.5

V

VO

Output voltage

High or low state

0

VCC

V

VO

Output voltage

3-state

0

5.5

V

IOH

High-level output current

VCC = 2.7 V

–12

mA

IOH

High-level output current

VCC = 3 V

–24

mA

IOL

Low-level output current

VCC = 2.7 V

12

mA

IOL

Low-level output current

VCC = 3 V

24

mA

∆t/∆v

Input transition rise or fall rate

6

ns/V

∆t/∆VCC Power-up ramp rate

150

µs/V

TA

Operating free-air temperature

–40

85

°C

NOTE 4: All unused inputs of the device must be held at VCC or GND to ensure proper device operation. Refer to the TI application report,

Implications of Slow or Floating CMOS Inputs, literature number SCBA004.

electrical characteristics over recommended operating free-air temperature range (unless

otherwise noted)

PARAMETER

TEST CONDITIONS

VCC

MIN

TYP†

MAX

UNIT

V

IOH = –100 µA

2.7 V to 3.6 V

VCC–0.2

V

VOH

IOH = –12 mA

2.7 V

2.2

V

VOH

IOH = –12 mA

3 V

2.4

V

IOH = –24 mA

3 V

2.2

V

IOL = 100 µA

2.7 V to 3.6 V

0.2

V

VOL

IOL = 12 mA

2.7 V

0.4

V

OL

IOL = 24 mA

3 V

0.55

II

Control inputs

VI = 0 to 5.5 V

3.6 V

±5

µA

Ioff

VI or VO = 5.5 V

0

±5

µA

IOZ‡

VO = 0 to 5.5 V

3.6 V

±5

µA

IOZPU

VO = 0.5 V to 2.5 V,

OE = don’t care

0 to 1.5 V

±5

µA

IOZPD

VO = 0.5 V to 2.5 V,

OE = don’t care

1.5 V to 0

±5

µA

ICC

VI = VCC or GND

IO = 0

3.6 V

100

µA

ICC

3.6 V

≤ VI ≤ 5.5 V§

IO = 0

3.6 V

100

µA

∆ICC

One input at VCC – 0.6 V, Other inputs at VCC or GND

2.7 V to 3.6 V

100

µA

Ci

Control inputs

VI = VCC or GND

3.3 V

4

pF

Cio

A or B ports

VO = VCC or GND

3.3 V

6

pF

† All typical values are at VCC = 3.3 V, TA = 25°C.

‡ For I/O ports, the parameter IOZ includes the input leakage current.

§ This applies in the disabled state only.